VITESSE
SEMICONDUCTOR CORPORATION
3.2Gb/s
36x37 Crosspoint Switch
Preliminary Data Sheet
VSC838
Figure 1: Parallel Mode -- Separate Address/Data (leave ALE_SCN pin HIGH)
OUTCHAN[5:0]
INCHAN[5:0]
LOAD
CS
CONFIG
SERIAL
T
sCS
Output Addr
Input Addr
T
hCS
T
sWR
T
PWLW
T
sSERIAL
T
hWR
T
PWCFG
Figure 2: Parallel Mode -- Multiplexed Address/Data
INCHAN[5:0]
ALE_SCN
LOAD
CS
CONFIG
SERIAL
Output Addr
Input Addr
T
hCS
T
sWR
T
sCS
T
sSERIAL
T
PWLW
T
hWR
T
PWCFG
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©
VITESSE
SEMICONDUCTOR CORPORATION
• 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
G52351-0, Rev 3.0
02/12/01